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J/ApJS/257/39
  NH3 isotope ratios of Galactic disk sources (Chen+, 2021)
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2021ApJS..257...39C
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1.J/ApJS/257/39/table4Observational parameters of NH3 measured with the Shanghai Tianma 65m radio telescope (TMRT) and the Effelsberg 100m telescope (18 rows)

Simple ConstraintList Of Constraints
 
Query by Constraints constraints help applied on Columns (Output Order: + - )
ShowSortColumn  Constraint Explain   (UCD)
  recno  Record number assigned by the VizieR team. Should Not be used for identification. ((unassigned);meta.version;arith.diff;phys.veloc)
  ID (char) (i) Object identifier ((unassigned);em.IR.30-60um;arith.factor;spect.line.veloc;arith)
  Tel (char) Telescope ((unassigned);(unassigned);(unassigned);spect.line.veloc;phys.mol.quadrupole.magnetic)
  tau1_1   [0.22/2.56] Peak optical depth of the (J,K)=(1,1) main group of HF components of 14NH3 from the intensity ratio method ((unassigned);(unassigned);(unassigned);phys.particle.alpha;arith;pos.lsr;meta.main)
  e_tau1_1   [0.01/0.4] tau1_1 uncertainty ((unassigned);meta.version;arith.diff;time.age;meta.main)
  tau2_2   [0.12/5.52] Peak optical depth of the (J,K)=(2,2) main group of HF components of 14NH3 from the intensity ratio method ((unassigned);meta.version;arith.diff;phys.particle.alpha;arith;pos.lsr;meta.main)
  e_tau2_2   [0.01/0.8] tau2_2 uncertainty ((unassigned);(unassigned);(unassigned);time.age;meta.main)
  tau3_3  (n) [0.11/8.56] Peak optical depth of the (J,K)=(3,3) main group of HF components of 14NH3 from the intensity ratio method ((unassigned);meta.version;arith.diff;phys.particle.alpha;arith;pos.lsr;meta.main)
  e_tau3_3  (n) [0.01/1] tau3_3 uncertainty ((unassigned);meta.version;arith.diff;time.age;meta.main)
  tau1_1HF  (n) [0.23/3.27] Peak optical depth of the (J,K)=(1,1) main group of HF components of 14NH3 from the HF fitting procedure provided by CLASS ((unassigned);meta.version;arith.diff;phys.particle.alpha;arith;pos.lsr;meta.main)
  e_tau1_1HF  (n) [0.02/30.01] tau1_1HF uncertainty ((unassigned);meta.version;arith.diff;time.age;meta.main)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  tau2_2HF  (n) [0.1/4.72] Peak optical depth of the (J,K)=(2,2) main group of HF components of 14NH3 from the HF fitting procedure provided by CLASS ((unassigned);meta.version;arith.diff;phys.particle.alpha;arith;pos.lsr;meta.main)
  e_tau2_2HF  (n) [0.03/1.1] tau2_2HF uncertainty ((unassigned);meta.version;arith.diff;time.age;meta.main)
  tau3_3HF  (n) [0.1/4.3] Peak optical depth of the (J,K)=(3,3) main group of HF components of 14NH3 from the HF fitting procedure provided by CLASS ((unassigned);meta.version;arith.diff;phys.particle.alpha;arith;pos.lsr;meta.main)
  e_tau3_3HF  (n) [0.03/0.8] tau3_3HF uncertainty ((unassigned);meta.version;arith.diff;time.age;meta.main)
  Tir K [14/36] Rotational temperature Trotir from the intensity ratio method ((unassigned);(unassigned);(unassigned);em)
  e_Tir K [4/22] Tir uncertainty (phot.color.reddFree;em.radio.400-750MHz;arith.factor;time.age;meta.main)
  Trd K [8/46] Trotrd from the rotation diagram method ((unassigned);meta.version;arith.diff;em)
  e_Trd K [3/16] Trd uncertainty ((unassigned);(unassigned);(unassigned);time.age;meta.main)
  Thf K [10/27] Trothf from the improved HF fitting method (Note 1)   ((unassigned);(unassigned);(unassigned);em)
  e_Thf K [1/17] Thf uncertainty (stat.fit.goodness;(unassigned);(unassigned);time.age;meta.main)
  Tk K [11/40] Kinetic temperature calculated from the empirical formula displayed in Appendix B of Tafalla+ (2004A&A...416..191T) ((unassigned);meta.version;arith.diff;em)
  e_Tk K [1/22] Tk uncertainty (meta.dataset;meta.record;(unassigned);time.age;meta.main)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
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usage  Display UCD1+    UCD1  

The following problems were encountered in this VizieR run:
****Error execute query: UPDATE METAstat set nother=nother+1, tother=846492545 Where phase=3 and catid=22570039
**** 
**** --POSTGRES MSG db=1
**** Report from: stdb_pg,     Status: STDB_ERR 
****ERROR:  invalid page in block 0 of relation base/16403/6104 
****ERROR:  invalid page in block 0 of relation base/16403/6104
If you can't find a solution, report to CDS and insert into your message the following details:

.errorfile=/tmp/VR996346.err (2026-10-28T08:49:05)
-3
-source=J/ApJS/257/39/table4
-ref=VIZ6ae1b701f33fa
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